20178026110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{401393}}^1$

素因数の和:401868

約数の個数: 32

約数和(自身を含む): 39709105632

約数和(自身を除く): 19531079522

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 457, 914, 2285, 4570, 5027, 10054, 25135, 50270, 401393, 802786, 2006965, 4013930, 4415323, 8830646, 22076615, 44153230, 183436601, 366873202, 917183005, 1834366010, 2017802611, 4035605222, 10089013055, 20178026110]

約数ペア:

[(1, 20178026110), (2, 10089013055), (5, 4035605222), (10, 2017802611), (11, 1834366010), (22, 917183005), (55, 366873202), (110, 183436601), (457, 44153230), (914, 22076615), (2285, 8830646), (4570, 4415323), (5027, 4013930), (10054, 2006965), (25135, 802786), (50270, 401393)]